Home Field Advantage — ATS Analysis
League-wide home field advantage by season. Is home field dying? Is Vegas getting better at pricing it?
| Season | Games | Home Win % | Home ATS % | Avg Home Margin | Avg Margin vs Spread | Avg Spread |
|---|---|---|---|---|---|---|
| 2025 | 870 | 65.1% | 51.9% | +9.33 | +1.07 | -8.26 |
Methodology: Home field advantage measured by ATS (against the spread) performance.
The spread equalizes talent differences, so consistent outperformance = genuine home field edge.
Neutral-site games excluded. FCS opponents excluded.
ATS Cover % excludes pushes from the denominator.
Data: 2025–2025.